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Some parts use both Chinese and English, but some parts use only one language. Feel free to share, but please contact me first and list this blog as your reference.

2014年2月24日 星期一

UVa OJ - 494 Kindergarten Counting Game

The following program is my ACcepted code for UVA-494.
It's a for everybody to learn and discuss.
If there is any mistake or comment, please let me know.  :D

此乃UAV 494 的AC code!
歡迎一同討論學習,如有錯誤與任何建議請留言 : )


//This program is for UVA 494 Kindergarten Counting Game
//http://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=6&page=show_problem&problem=435

#include<iostream>
#include<stdio.h>
#include<string.h>
#define MAX 500
using namespace std;
/*  check whether the character c is a letter. (A~Z and a~z)
    return true or false for the judgement
*/
bool checkChar(char c)
{
    if(c >= 'a' && c <= 'z')
        return true;
    if(c >= 'A' && c <= 'Z')
        return true;  
    return false;
}

int main()
{
    char s[MAX];
    int answer = 0;
 
    /*  Variable waitNewWord is boolean
        whether now it is counting the old word -> false
        or it is waiting for the next new word  -> true
    */
    bool waitNewWord = true;
 
    while(gets(s)!=NULL)
    {
        waitNewWord = true;
        answer = 0;
     
        int len = strlen(s);
     
        for(int i= 0; i<len; i++)
        {
            if(waitNewWord)
            {
                if( checkChar(s[i]) )//wait new world and face a letter
                {
                    waitNewWord = false;
                    answer ++;//add one words.
                    continue;
                }
                else//contine waiting
                    continue;
            }
            else//the waitNewWorld is false (counting the old word)
            {
                if( checkChar(s[i]) )//contine counting the old word
                    continue;
                else//face the end of word
                {
                    waitNewWord = true;
                    continue;
                }
            }
        }
        printf("%d\n", answer);
    }
 
    return 0;
}

Please feel free to use it after adding this blog as an reference. (http://autekroy.blogspot.tw) If there is any mistake or comment, please let me know. :D 

歡迎使用與分享任何內容,但請記得標示此部落格為出處。(http://autekroy.blogspot.tw/) 如果有發現任何的錯誤與建議請留言或跟我連絡。 : )

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